body {
  background-image: url(../public/assets/backgund.jpg);
  background-repeat: no-repeat;
  margin: 0;
}

.app {
  h1 {
    color: aliceblue;
    background: #456;
    font-size: 18px;
  }
  button {
    height: 20px;
    width: 100px;
    background-color: aqua;
  }
}